The goods are then washed, and cleaned as follows:—
Take, for 10 pieces of fifty yards each,—
1st. Soaping at 120° F., 3 lbs. soap; 1⁄4 lb. tin crystals. 2nd. Soaping at 160° F., 3 lbs. soap; 3rd. Soaping at 175° F., 3 lbs. soap. Wash between each soaping.
Red for Mosaics.
8 lbs. alizarin paste (10 per cent.); 10 quarts thickening; 91⁄2 oz. nitrate of alumina, at 23° Tw.; 19 oz. acetate of alumina, at 15° Tw.; 13 oz. acetate of lime, at 25° Tw. Or, 10 lbs. alizarin paste (10 per cent.); 10 quarts thickening; 13 oz. nitrate of alumina, at 23° Tw.; 19 oz. acetate of alumina, at 15° Tw.; 16 oz. acetate of lime, at 25° Tw.
Another Red without Oil.
81⁄2 lbs. alizarin paste (10 per cent.); 91⁄2 lbs. acetic acid, at 12° Tw.; 31⁄2 lbs. wheat flour; 5 pints water.
Boil well and stir till cold; then add—
1 lb. acetate of lime, at 29° Tw.; 2 lbs. nitrate of alumina, at 23° Tw.; 3 lbs. hyposulphite of lime, at 13° Tw.
Purple.